Search results
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YEAR OF THE SKATE SAMPLING PROTOCOL: LEARNING FROM THE 2007–08 SEASON SAMPLING PROTOCOL ON NZ VESSELS
Abstract: Skates are an important bycatch of the toothfish fishery in the CCAMLR area and have ... paragraph 8.10) a review of data requirements and a “Year of the Skate” for 2008–09 whereby data collection ... assessment. This paper discusses improvements to the fishery derived data that may be required to better ... inform an assessment of Ross Sea skates. We propose options for the appropriate collection of such data ...
Meeting Document : WG-FSA-08/49 : Author(s): S. Mormede (New Zealand)
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Stability of trip selections for the assessment of Antarctic toothfish in the Ross Sea
Abstract: A dataset for the 2009 assessment of Antarctic toothfish (Dissostichus mawsoni) in the ... Ross Sea was selected on the basis of data quality metrics for individual trips. Initial informative ... tags, and/or where tags released on the trip were subsequently recaptured at a high rate. These trips ... to tagging data. Other trips with data quality metric values within these ranges were added to the ...
Meeting Document : WG-FSA-10/26 : Author(s): D.A.J. Middleton (New Zealand)
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Revised estimates of seabed areas within the 500 m isobath of the South Orkney Islands (Subarea 48.2) and consequences for standing stock biomass estimates of nine species of finfish
Abstract: A revised bathymetric map of the South Orkney Islands (Subarea 48.2) was generated ... using several integrated bathymetric databases and newly available acoustic seafloor data. The region ... extends from 60.2ºS-62.2ºS latitude and 42.5º-47.5º longitude. From the integrated data sets, areas of ... seabed within the 500 m isobath were computed for 50 m depth intervals. Areas were calculated based on ...
Meeting Document : WG-FSA-99/33 : Author(s): C.D. Jones (USA)
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Review of the CEMP standard methods and their delivery to the CEMP database
Abstract: This paper reports on the discussions that occurred among individuals tasked by the WG ... -EMM to continue review of the CEMP Standard Methods and their delivery to the CEMP database. The ... discussions were diverse in covering a wide range of parameters, methods and issues, but in the limited time ... available it was not possible to discuss all aspects of CEMP. The issues considered are presented under ...
Meeting Document : WG-EMM-04/70 : Author(s): C. Southwell, J. Clarke (Australia), K. Reid (United Kingdom), G. Watters (USA) and D. Ramm (CCAMLR Secretariat)
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Information on the spawning season and gonadosomatic indices of Dissostichus mawsoni from Subarea 88.1 in the 2001/02 season
Dissostichus mawsoni were collected from Sub-area 88.1 in the 2001-2002 season by the New Zealand bottom ... longline vessels Janas and San Aotea II operating in the Exploratory Fishery. The onset of the spawning ... season was identified as late autumn (May). A significant difference in the condition of fish between ... summer and autumn was noted, and this may be a result of migration f or spawning. The maximum GSI ...
Meeting Document : WG-FSA-02/31 : Author(s): G.J. Patchell (New Zealand)
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Seasonal and interannual variability of krill, salp and other zooplankton populations in the northwest Antarctic Peninsula region: summer 2001 in relation to the Long-Term AMLR Data Set
Abstract: The US AMLR Program conducted large area surveys in the Elephant Island-South Shetland ... field seasons to assess interannual variations. Mean and median krill abundance values in the Elephant ... Island area during the 2000/2001 field season were intermediate to highs in 1996 and lows in 1999 ... . Increased abundance relative to 1999 resulted in part from recruitment of the 1998/99 and 1999/2000 year ...
Meeting Document : WG-EMM-01/45 : Author(s): V. Loeb (USA)
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Interannual variation to the gonad cycle of the mackerel icefish
brief period during the autumn and winter. Arising from this it has been assumed that the gonadal ... maturation cycle is also closely tracked to the time of year. The gonad maturation cycle of the mackerel ... sampling the commercial fishery. Spawning appears to occur at the same time each year, but the timing of ... gonadal development is subject to a considerable inter-annual variation. The implications of this ...
Meeting Document : WG-EMM-00/45 : Author(s): I. Everson (United Kingdom), K.-H. Kock (Germany) and J. Ellison (United Kingdom)
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Request for removal of the vessel bearing IMO No. 9319856 from the NCP-IUU Vessel List
Abstract: The vessel bearing IMO No. 9319856, and which has been provisionally allocated the name ... 2008. This vessel was acquired by the Chilean company Pesca Cisne S.A., which has provided background ... information showing that it has no shared interests legal, financial or juridical with the former owners of ... the vessel, namely Eastern Holdings Limited and High Mountain Overseas S.A. Chile, as a Member of ...
Meeting Document : CCAMLR-XXXVII/BG/38 : Author(s): Delegación de Chile
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New corrections factors for the quantification of fish represented in pellets of the blue-eyed shag Phalacrocorax atriceps
cast) of the blue-eyed shag or imperial cormorant Phalacrocorax atriceps collected throughout the ... necessary for the quantification of fish represented in pellets. These factors were obtained for Notothenia ... , Notolepis coatsi and Electrona antarctica were represented in pellets but not found in the stomach contents ... . Fish were the main prey and N. coriiceps and H. antarcticus were the dominant species both in mass and ...
Meeting Document : WG-EMM-95/83 : Author(s): Silva, P., Casaux, R., Favero, M., Barrera-Oro, E.
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Geographical differences in the condition, reproductive development, sex ratio, and length distribution of Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea, Antarctica (CCAMLR Statistical Subarea 88.1)
toothfish Dissostichus mawsoni from mid-December to early April during the 2000-01 to 2004-05 fishing ... seasons aboard the autoliner San Aotea II have been analysed. Results of this study indicate measurable ... differences in a number of indices from toothfish found on the Ross shelf proper, as distinct from those ... sampled on the more isolated seamounts and features to the north. These are length modal distribution, sex ...
Meeting Document : WG-FSA-05/52 : Author(s): J.M. Fenaughty (New Zealand)